Where does the Commonwealth Trust Company case file come from?

Every entry is taken from the breach report Commonwealth Trust Company lodged with the New Hampshire Attorney General. Nothing here is estimated.

Why do the incident date and the report date differ?

Companies usually investigate before they report. The gap between the two dates shows how long that took.

What does the records-affected figure count?

It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.

Does this case file change over time?

Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Case file

Case File: Commonwealth Trust Company Data Breach

This file collects the dated facts on record for the Commonwealth Trust Company incident. The state report is dated September 22, 2025.

Timeline

September 22, 2025Report filed in New HampshireDate the notice was lodged with the New Hampshire Attorney General.

Case facts

Filing state: New Hampshire
Date reported: September 22, 2025
Receiving office: New Hampshire Attorney General

Case notes

Commonwealth Trust Company, based in New Hampshire, has formally reported a data security incident to regulatory authorities. The filing, dated September 22, 2025, acknowledges that an event occurred involving the security of information.

While specific details about the nature of the breach and the types of data involved remain unspecified in the public record, the company has indicated that it is actively investigating the incident. The report suggests that personal information may have been accessed or acquired without authorization.

At this time, the number of individuals affected by this incident has not been disclosed in the public filing, nor has the exact date of the breach. Individuals who receive direct communication from Commonwealth Trust Company are advised to read those notices carefully for information relevant to their situation.

As a general precaution following any data security event, individuals should remain vigilant against identity theft and fraud. It is recommended to regularly review account statements and monitor free credit reports from the major bureaus for any suspicious activity. Consider placing a fraud alert or security freeze on your credit files.

Commonwealth Trust Company's report is part of a public filing requirement designed to inform regulators and potentially affected individuals about data security incidents. Further details may be released as the company's investigation progresses.

Questions about this case file

Where does the Commonwealth Trust Company case file come from?: Every entry is taken from the breach report Commonwealth Trust Company lodged with the New Hampshire Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?: Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?: It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?: Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

New Hampshire data breaches

Filing source: New Hampshire Attorney General

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Timeline

Case facts

Case notes

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